thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers

A flaw was found in Thunderbird where a maliciously constructed mail header could lead to ambiguous parsing. This vulnerability could result in multiple mail header fields being incorrectly interpreted as one, or cause memory safety violations. A remote attacker could potentially exploit this to...

thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers

A flaw was found in Thunderbird where a maliciously constructed mail header could lead to ambiguous parsing. This vulnerability could result in multiple mail header fields being incorrectly interpreted as one, or cause memory safety violations. A remote attacker could potentially exploit this to...

thunderbird: Thunderbird: Memory safety violations via maliciously crafted mail headers

A flaw was found in Thunderbird where a maliciously constructed mail header could lead to ambiguous parsing. This vulnerability could result in multiple mail header fields being incorrectly interpreted as one, or cause memory safety violations. A remote attacker could potentially exploit this to...

CVE-2026-92238 Ambiguous parsing of mail headers

A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

PYSEC-2026-3833 eml_parser has parser DoS via deeply nested parentheses in e-mail headers

Summary emlparser uses the email.utils.getaddresses function from the CPython standard library to parse e-mail headers that contain e-mail addresses such as To, Cc, Bcc, From, Reply-To, Sender, .... When the input header contains a deeply nested CFWS comment / folding white space construct, the...

CakePHP: SmtpTransport vulnerable to CRLF header injection

Impact Custom mail headers added with Message::setHeaders or addHeaders do not have CRLF replaced allowing header injection if user controlled data is added to message headers without stripping CRLF bytes. Patches 5.3.7, 5.2.14, 5.1.9, 4.6.5, 4.5.12 contain fixes for this issue. Workarounds You c...

EUVD-2026-65123

CakePHP: SmtpTransport vulnerable to CRLF header injection...

CVE-2026-27852

CVE-2026-27852 affects Dovecot (Open-Xchange), the IMAP mail server. An attacker who can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters , causing excessive memory consumption when the message is later parsed. Although the me...

UBUNTU-CVE-2026-27852

An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust the memory limit...

CVE-2026-27852: Uncontrolled Resource Consumption

An attacker that can send mail to a user can craft a message whose headers contain a very large number of email addresses or MIME parameters, which causes excessive memory usage when the message is later parsed. The message is still delivered, but reading it over IMAP can exhaust the memory limit...

EUVD-2026-65703

emlparser serves as a python module for parsing eml files and returning various information found in the e-mail as well as computed information. Prior to 3.0.2, emlparser.parser.HeaderParser.headerfetchparse in emlparser/parser.py uses email.utils.getaddresses to parse address-bearing e-mail...

CVE-2026-55619 eml_parser: Parser DoS via deeply nested parentheses in e-mail headers

emlparser serves as a python module for parsing eml files and returning various information found in the e-mail as well as computed information. Prior to 3.0.2, emlparser.parser.HeaderParser.headerfetchparse in emlparser/parser.py uses email.utils.getaddresses to parse address-bearing e-mail...

Linux Distros Unpatched Vulnerability : CVE-2026-77634

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - CakePHP is a rapid development framework for PHP. Prior to versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7 on their respective release lines, custom mail heade...

CVE-2026-77634

CakePHP is a rapid development framework for PHP. Prior to versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7 on their respective release lines, custom mail headers added with Message::setHeaders or Message::addHeaders do not have CRLF bytes removed, allowing header injection when user-controlled...

DEBIAN-CVE-2026-77634

CakePHP is a rapid development framework for PHP. Prior to versions 4.5.12, 4.6.5, 5.1.8, 5.2.14, and 5.3.7 on their respective release lines, custom mail headers added with Message::setHeaders or Message::addHeaders do not have CRLF bytes removed, allowing header injection when user-controlled...

CVE-2026-77634

Removed by vendor...

CVE-2026-77634

CakePHP , a PHP rapid development framework, is affected by a CRLF header injection vulnerability in its mail transport layer. Custom mail headers added via Message::setHeaders() or Message::addHeaders() do not strip CRLF bytes, allowing an attacker to inject arbitrary headers when user-controlle...

PT-2026-81035

Name of the Vulnerable Software and Affected Versions CakePHP versions prior to 4.5.12 CakePHP versions prior to 4.6.5 CakePHP versions prior to 5.1.8 CakePHP versions prior to 5.2.14 CakePHP versions prior to 5.3.7 Description Custom mail headers added via the setHeaders or addHeaders functions ...

EUVD-2026-44346

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...

CVE-2026-45070

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, Symfony\Component\Mime\Header\ParameterizedHeader validates and encodes parameter values but emits parameter names verbatim, allowing a caller that derive...